From 5fbb72521ce727cd615b69f64a1b10fb226ab833 Mon Sep 17 00:00:00 2001
From: Ken Murchison <murch@fastmail.com>
Date: Wed, 7 Aug 2019 09:09:59 -0400
Subject: regression.c: added test_icalcomponent_normalize()

---
 src/test/regression.c | 111 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 111 insertions(+)

diff --git a/src/test/regression.c b/src/test/regression.c
index a21eed2e..a7b6e5cf 100644
--- a/src/test/regression.c
+++ b/src/test/regression.c
@@ -4403,6 +4403,113 @@ void test_icalvalue_decode_ical_string(void)
     ok("Properly decoded", (strcmp(buff, "a\\") == 0));
 }
 
+static int test_icalarray_sort_compare_char(const void* p1, const void* p2) {
+
+    char c1 = *((char*)p1);
+    char c2 = *((char*)p2);
+
+    return (c1 < c2) ? -1 : ((c1 > c2) ? 1 : 0);
+}
+
+void test_icalarray_sort(void)
+{
+    /* this test is based on the work from the PDCLib project */
+
+    char presort[] = { "shreicnyjqpvozxmbt" };
+    char sorted1[] = { "bcehijmnopqrstvxyz" };
+    unsigned int i;
+
+    icalarray * array = icalarray_new(1, 2);
+
+    for (i = 0; i < sizeof(presort)-1; i++) {
+        icalarray_append(array, &presort[i]);
+    }
+
+    icalarray_sort(array, test_icalarray_sort_compare_char);
+
+    for (i = 0; i < sizeof(presort)-1; i++) {
+        void* pItem = icalarray_element_at(array, i);
+        char c = *((char*)pItem);
+        ok("icalarray_sort - item sorted as expected", c == sorted1[i]);
+    }
+
+    icalarray_free(array);
+}
+
+void test_icalcomponent_normalize(void)
+{
+	const char *calStr1 =
+		"BEGIN:VCALENDAR\n"
+		"PRODID:-//ACME//NONSGML ACME Calendar//EN\n"
+		"VERSION:2.0\n"
+		"CALSCALE:GREGORIAN\n"
+		"BEGIN:VTIMEZONE\n"
+		"TZID:America/New_York\n"
+		"BEGIN:DAYLIGHT\n"
+		"TZNAME:EDT\n"
+		"TZOFFSETFROM:-0500\n"
+		"TZOFFSETTO:-0400\n"
+		"DTSTART:20070311T020000\n"
+		"RRULE:FREQ=YEARLY;BYMONTH=3;BYDAY=2SU\n"
+		"END:DAYLIGHT\n"
+		"BEGIN:STANDARD\n"
+		"TZNAME:EST\n"
+		"TZOFFSETFROM:-0400\n"
+		"TZOFFSETTO:-0500\n"
+		"DTSTART:20071104T020000\n"
+		"RRULE:FREQ=YEARLY;BYMONTH=11;BYDAY=1SU\n"
+		"END:STANDARD\n"
+		"END:VTIMEZONE\n"
+		"BEGIN:VEVENT\n"
+		"DTSTART;VALUE=DATE-TIME:20180220T020000Z\n"
+		"DURATION:PT1H\n"
+		"END:VEVENT\n"
+		"END:VCALENDAR\n";
+	const char *calStr2 =
+		"BEGIN:VCALENDAR\n"
+		"VERSION:2.0\n"
+		"PRODID:-//ACME//NONSGML ACME Calendar//EN\n"
+		"BEGIN:VEVENT\n"
+		"TRANSP:OPAQUE\n"
+		"DURATION:PT1H\n"
+		"DTSTART;VALUE=DATE-TIME:20180220T020000Z\n"
+		"END:VEVENT\n"
+		"BEGIN:VTIMEZONE\n"
+		"TZID:America/New_York\n"
+		"BEGIN:STANDARD\n"
+		"TZNAME:EST\n"
+		"TZOFFSETFROM:-0400\n"
+		"TZOFFSETTO:-0500\n"
+		"DTSTART:20071104T020000\n"
+		"RRULE:FREQ=YEARLY;BYMONTH=11;BYDAY=1SU\n"
+		"END:STANDARD\n"
+		"BEGIN:DAYLIGHT\n"
+		"TZNAME:EDT\n"
+		"TZOFFSETFROM:-0500\n"
+		"TZOFFSETTO:-0400\n"
+		"DTSTART:20070311T020000\n"
+		"RRULE:FREQ=YEARLY;BYMONTH=3;BYDAY=2SU\n"
+		"END:DAYLIGHT\n"
+		"END:VTIMEZONE\n"
+		"END:VCALENDAR\n";
+
+	icalcomponent *ical1 = icalcomponent_new_from_string(calStr1);
+	icalcomponent *ical2 = icalcomponent_new_from_string(calStr2);
+
+	icalcomponent_normalize(ical1);
+	icalcomponent_normalize(ical2);
+
+	calStr1 = icalcomponent_as_ical_string(ical1);
+	calStr2 = icalcomponent_as_ical_string(ical2);
+
+	if (VERBOSE) {
+        printf("iCal1:\n%s\n\n", calStr1);
+        printf("iCal2:\n%s\n\n", calStr2);
+	}
+
+	str_is("Normalized components match", calStr1, calStr2);
+}
+
 int main(int argc, char *argv[])
 {
 #if !defined(HAVE_UNISTD_H)
@@ -4538,6 +4645,10 @@ int main(int argc, char *argv[])
     test_run("Test timezone from builtin", test_timezone_from_builtin, do_test, do_header);
     test_run("Test icalvalue_decode_ical_string", test_icalvalue_decode_ical_string, do_test, do_header);
 
+    test_run("Test icalarray_sort", test_icalarray_sort, do_test, do_header);
+
+    test_run("Test icalcomponent_normalize", test_icalcomponent_normalize, do_test, do_header);
+
     /** OPTIONAL TESTS go here... **/
 
 #if defined(WITH_CXX_BINDINGS)
-- 
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